Chapter 3 Flashcards
What is a MRI Scan?
Magnetic Resonance Imaging
Computerized enhancement to map out brains structure
Magnetic fields, and radio waves
What is a EEG Scan?
Electroencephalogram
Observes changes over seconds
Electrical signals from brain
What is a CT Scan?
Computerized Technology
Enhanced x-ray of brain structure, by putting multiple x-rays together
What lesioning?
Destroying a piece of the brain to see what it’s function was
What is the function of Wernicke’s Area?
Understand spoken language
What is the function of Broca’s Area?
Speech
What is the function of occipital lobe?
Vision
What is the function of the temporal lobe?
Hearing
What is the function of the olfactory?
Smell
What is the function of the parietal lobe?
Touch
What is the function of frontal lobe?
Taste
What lobes are responsible for short-term memories?
Parietal, upper temporal, and occipital lobes
What is the function of the limbic system?
“me eat, me sex”
Regulation of emotions, memory and motivation
What is the function of the hypothalamus?
Controls and regulates:
Body temp, sexual arrousal, hunger, thirst and endocrine system
What is the function of the lateral hypothalamus?
(Brings on hunger)
Stimulate: eat
Destroy: no interest in food
What is the function of the ventromedial hypothalamus?
(Depresses Hunger)
Stimulate: stop eating
Destroy: continuously wants to eat
What does satiated mean?
You’re full
What is the function of the hippocampus?
You would remember if you saw a “hippo” on “campus”
What is the function of the amygdala?
How you process memory
Involved with fear and aggression
What is the function of the thalamus?
Involved with consciousness, sleep, and Suntory interpretation – not smell (olfactory)
What is the function of the medulla?
Controls blood pressure, heart rate, and breathing
What is the function of the pons?
Involved with facial expressions
What is the function of reticular formation (midbrain)?
Arousal, attention, cardiac reflexes, motor functions, regulates awareness, and sleep
What does Gustation mean?
Taste